A dentists drill starts from rest after280s of constant, Physics

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A dentists drill starts from rest after280s of constant

A dentist's drill starts from rest. After2.80s of constant angular acceleration, it turns at a rate of2.46104rev/min.

(a) Find the drill's angular acceleration.

rad/s2(along the axis of rotation)

(b) Determine the angle through which the drill rotates during this period.

rad

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Physics: A dentists drill starts from rest after280s of constant

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Physics: A dentists drill starts from rest after280s of constant

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